text Surabaya Bina Ilmu 1990 Cet. 1 ind vi, 98 hlm ilus 21 cm Mahfudh Shalahuddin Bibliografi : hlm. 88-89 Pendidikan 20090227024751.0 YOGYA-02090000033331 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)